US Bridges

Cadiz Denison RD over Tappan Lake

Good

Harrison County, Ohio · 4.66 MI East of Hct SR 15 · Structure no. 3401588

Built
2014
11 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete
Length
35 ft
1 main span
Daily traffic
4,786
2015 count
Owner
State
State Highway Agency

About this bridge

Cadiz Denison RD over Tappan Lake is a concrete slab carrying Cadiz Denison RD over Tappan Lake in Harrison County, Ohio. It was built in 2014, so it is 11 years old, younger than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,786 vehicles a day, roughly 23% of them trucks, projected to reach 6,643 by 2035. The structure is 35 ft (10.7 m) long and 38 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

Location

Open in Google Maps
CarriesCadiz Denison RD
CrossesTappan Lake
Location4.66 MI East of Hct SR 15
RouteU.S. Route 250
CountyHarrison County
StateOhio
Coordinates40.34759, -81.20041
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length35 ft (10.7 m)
Longest span35 ft (10.7 m)
Deck width38 ft (11.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,786 (2015)
Projected traffic6,643 by 2035
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$599.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Cadiz Denison RD over Tappan Lake built?

It was built in 2014, making it 11 years old in 2025.

What condition is Cadiz Denison RD over Tappan Lake in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2023.

How much traffic does Cadiz Denison RD over Tappan Lake carry?

About 4,786 vehicles per day (2015 count), of which roughly 23% are trucks.

How long is Cadiz Denison RD over Tappan Lake?

The structure is 35 ft (10.7 m) long with a longest span of 35 ft (10.7 m) and a deck 38 ft wide.

Who owns Cadiz Denison RD over Tappan Lake?

It is owned by the State Highway Agency.